January in Anchorage averages a daily high of -5°C with nights around -12.9°C. Expect roughly 6 wet days totalling 13mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Anchorage is May–July.
Based on ANCHORAGE MERRILL FIELD, AK US (2.3km), 1995–2024. 27 years of January data.